simhaedubu.com - robtex.com
simhaedubu.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 222.231.2.128🇰🇷 DACOM-NET222.231.0.0/18 contact noc@bora.net if necessary | ||||||
| PTR | b128.nskorea.com | ||||||
| NS | ns2.nskorea.net ⭐ | ||||||
| A | 222.231.49.254🇰🇷 DACOM-NET222.231.0.0/18 contact noc@bora.net if necessary | ||||||
| NS | ns.nskorea.net ⚠️ Not in parent delegation | ||||||
| A | 222.231.2.254🇰🇷 DACOM-NET222.231.0.0/18 contact noc@bora.net if necessary | ||||||
| PTR | ns.nskorea.net | ||||||
| NS | ns3.nskorea.net | ||||||
| A | 222.231.3.254🇰🇷 DACOM-NET222.231.0.0/18 contact noc@bora.net if necessary | ||||||
| PTR | ns2.nskorea.net | ||||||
| MX | jmail.simhaedubu.com ⭐ | ||||||
| A | 222.231.3.11🇰🇷 DACOM-NET222.231.0.0/18 contact noc@bora.net if necessary | ||||||
| PTR | c11.nskorea.com | ||||||
| SOA | ns.nskorea.netserver@jungbo.net serial=2022000000 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1778714291 | ||||||
Subdomains
jmail.simhaedubu.com |
Same first word
simhaedubu.com |
DNS History
6 records (5 active, 1 former)
●NSns.nskorea.net2015-06-19 → 2026-05-13 · 2 obs
● 2026-05-13 23:47:46
●NSns2.nskorea.net2015-06-19 → 2026-05-13 · 2 obs
● 2026-05-13 23:47:46
●NSns3.nskorea.net2015-11-01 → 2026-05-13 · 3 obs
● 2015-11-01 18:09:08
● 2026-05-13 23:47:46
●MXjmail.simhaedubu.com2015-06-19 → 2026-05-13 · 2 obs
● 2026-05-13 23:47:46
●A222.231.2.1282026-03-08 → 2026-05-13 · 3 obs
● 2026-03-08 11:01:50
● 2026-05-13 23:47:46
○A222.231.2.1782015-06-19 → 2017-12-28 · 4 obs
● 2017-12-28 11:41:28
○ 2026-03-08 11:01:50
○ 2026-05-13 23:47:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| simhaedubu.com | ns.nskorea.net, ns2.nskorea.net | - |
✅ Authoritative Response
Server:222.231.49.254
NS records: ns.nskorea.net, ns2.nskorea.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for simhaedubu.com (unsigned zone)
⏱️ Timing
Total: 924ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 222.231.2.128 |
| NS | 3 | ns2.nskorea.net, ns.nskorea.net... |
| MX | 1 | jmail.simhaedubu.com (pri: 100) |
| SOA | 1 | ns.nskorea.net server.jungbo.net |
Analysis
Hierarchy
simhaedubu.com is a parent of jmail.simhaedubu.com.
IP Addresses
simhaedubu.com points to a single IP number: 222.231.2.128.
Other host names, for instance namuhyang.com, prreti.net, bictoy.com, ewonil.com and theology.kr share IP numbers with simhaedubu.com.
Name Servers
The delegation for simhaedubu.com is handled by three name servers: ns2.nskorea.net, ns3.nskorea.net and ns.nskorea.net.
simhaedubu.com at least partially shares name servers with other domains, for instance av1611.co.kr, inhappy.org, daonmetal.com, bandostamp.com and jmcvalves.com.
Host names with one IP number:
ns2.nskorea.net points to 222.231.49.254.
ns3.nskorea.net points to 222.231.3.254.
ns.nskorea.net points to 222.231.2.254.
Mail Servers
simhaedubu.com is handled by a single mail server, jmail.simhaedubu.com.
jmail.simhaedubu.com points to a single IP: 222.231.3.11.